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Math Help - Systems of Eqations

  1. #1
    Newbie
    Joined
    Dec 2008
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    19

    Systems of Eqations

    x+3y-z= -3
    2x+2y+z=-8
    I thought that i was supposed to use a matrix for this but i'm not sure how. How could I solve this?
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  2. #2
    Junior Member Rachel.F's Avatar
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